Watch List notes:

One Pound Silver Proof Piedforts (24) 1983, 1984, 1985 (2), 1986, 1987 (4), 1988, 1993, 1994, 1995, 1996, 1997, 1998 (2), 1999, 2000, 2001, 2002, 2003, 2004 (2), 2005, One Pound Silver Proofs (15) 1990, 1991, 1992, 1993, 1994 (2), 1995, 1996 (2), 1997, 1998 (2), 1999, 2001, 2002 FDC in the boxes of issue, all except the first with certificates

Estimate: 400-500 GBP